As a military parade rolls through Washington, DC, on Saturday – President Donald Trump’s birthday – millions of Americans are expected to protest in what organizers predict will be the strongest display of opposition to Trump’s administration since he took office in January.

Millions of Americans are likely to tune in, whether to show bipartisan support for the troops, for Trump or just out of curiosity.

Newsom on Trump's military parade: "It's a vulgar display. It's the kind of thing you see with Kim Jong Un, you see it with Putin, you see it with dictators around the world that are weak … Weakness masquerading as strength … that's about as small as it gets … that's Donald… pic.twitter.com/3hXuRHPKUU